<template>
  <el-dialog
      :model-value="menuDialogVisible"
      title="分配权限"
      width="30%"
      @close="handleClose"
  >

    <el-form
        ref="formRef"
        :model="form"
        label-width="100px"
    >
      <el-tree
          ref="treeRef"
          :data="treeData"
          :props="defaultProps"
          show-checkbox
          :default-expand-all=true
          node-key="id"
          :check-strictly=true
      />
    </el-form>

    <template #footer>
      <span class="dialog-footer">
        <el-button type="primary" @click="handleConfirm">确认</el-button>
        <el-button @click="handleClose">取消</el-button>
      </span>
    </template>
  </el-dialog>


</template>


<script setup>
import {defineEmits, defineProps, ref, watch} from "vue";
import requestUtil from "@/util/request";
import { ElMessage } from 'element-plus'

const defaultProps = {
  children: 'childMenus',  // 后端中字段名
  label: 'name'
}


const props=defineProps(
    {
      id:{
        type:Number,
        default:-1,
        required:true
      },
      menuDialogVisible:{
        type:Boolean,
        default:false,
        required:true
      }
    }
)

const form=ref({
  id:-1
})


const treeData=ref([])


const formRef=ref(null)

const treeRef = ref(null)


const initFormData=async(id)=>{
  const res=await requestUtil.get("sys/menu/treeList");
  console.log(res.data.treeMenu)
  treeData.value=res.data.treeMenu;
  form.value.id=id;

  const res2 = await requestUtil.get("sys/role/menus/"+id);
  console.log("=============> "+res2.menuIdList)
  treeRef.value.setCheckedKeys(res2.data.menuIdList);
}


watch(
    ()=>props.menuDialogVisible,
    ()=>{
      let id=props.id;
      console.log("id="+id)
      if(id!=-1){
        initFormData(id)
      }
    }
)

const emits=defineEmits(['update:modelValue','initRoleList'])
const handleClose=()=>{
  emits('update:modelValue',false)
}


const handleConfirm=()=>{
  formRef.value.validate(async(valid)=>{
    if(valid){
      var menuIds = treeRef.value.getCheckedKeys()
      let result=await requestUtil.post("sys/role/updateMenus/"+form.value.id,menuIds);
      if(result.code=='0'){
        ElMessage.success("执行成功！")
        emits("initRoleList")
        handleClose();
      }else{
        ElMessage.error(result.msg);
      }
    }else{
      console.log("fail")
    }
  })
}
</script>


<style scoped>


</style>